Puritron 4 Stage TFC Reverse Osmosis RO Pure Water System Compatible Replacement Water Filters and RO Reverse Osmosis Membranes

GE Osmonics ® Purtrex PX-5-978 Sediment Water Filter # 93023
GE Osmonics ® Purtrex PX-5-978 5 Micron Sediment Water Pre Filter. True-graded density pure polypropylene depth replacement water filter. # 93023 9 7/8" long X 2 1/2" diameter. 40 per case, sold individually. Order a case and save even more. Learn More

$8.99 Special Price $5.99 As low as $3.99

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Pro Products Sani System Sanitizer
Pro Products Sani System Sanitizer. 0.25 or 0.5 fl. oz. concentrate. Sani-System ® Pro Products is proud to introduce Sani-System, the first and only EPA product approved for sanitizing water softeners, RO units and Water Coolers. Sani System is proven to kill 99.9% of E. coli, E. coli O157:H7, Staphylococcus aureus, Listeria monocytogenes and other harmful bacteria. It does not use chlorine, other oxidizers or acids that can harm water softener equipment parts. Use is simple; each dose comes in a pre-measured pouch. Just cut, pour and regenerate softener. No measuring, No mess! Sanitizing Equipment! Applications Interior Surfaces of Water Softeners, Reverse Osmosis (RO) Units, Ice Machines, Water Coolers, Water Holding Tanks and Pressure Tanks. Sani-System is now NSF certified! This is the best sanitizing solution available anywhere! Stock up and save. Learn More

$7.99 Special Price $4.99 As low as $2.49

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TDS Meter - Test For Total Dissolved Solids In Water - Reverse Osmosis Membrane Tester - TDS Meter
TDS Meter - Tester. The Only Way To Know If Your Reverse Osmosis RO Membrane Is Performing Correctly - Tests for TDS - Total Dissolved Solids. A Must For All RO System Owners. Compare Incoming Feed Water To Treated Water - Replace Membrane If Less Than 80% of TDS Is Being Removed - The lower the TDS level in the water, the more efficiently your body's cells actually get hydrated by the water that you drink. The higher the TDS levels in the water, the greater the probability of harmful contaminants that can pose health risks or hinder the absorption of water molecules on the cellular level. Simple to use for Reverse Osmosis membrane monitoring. We really like this tester and think that anyone who wants to know about the quality of their water should have one of these TDS Meter Testers to monitor their RO membrane. Learn More

$49.99 Special Price $37.99 As low as $17.99

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TDS Meter Inline Tester- Dual Mode Reading - Easily Installs Inline - Very Simple To Use
TDS Meter - Dual Mode - Installs Inline - Check the TDS level with the push of a button. Now you can easily check to make sure the water from your reverse osmosis system is top quality. Measure the tap water coming in vs. the purified water going out of your system at any time. Very easy installation. FEATURES Displays TDS levels of the feed water and product water with in & out electrode probes. Highly efficient and accurate due to its advanced microprocessor technology. Auto-Off function conserves battery power. The unit shuts off automatically after 10 minutes of non-use. Comes equipped with John Guest Quick-Connect T-fittings as shown. Installs quickly and easily. SPECIFICATIONS Range: 0-9990 ppm Accuracy: ±2% Always know if your RO membrane is performing correctly! Learn More

$49.99 Special Price $39.99 As low as $19.99

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Dow Filmtec ® TW30-1812-50 RO reverse osmosis membrane # 80722
Dow Filmtec ® TW30-1812-50 TFC 50 GPD RO reverse osmosis membrane - standard size 1.75" X 11.75" Part # 80722 Learn How To Upgrade Your Reverse Osmosis Membrane Capacity Learn More

$84.99 Special Price $69.99 As low as $54.99

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Air pressure gauge for reverse osmosis water accumulator tanks
Air pressure gauge for reverse osmosis water accumulator tanks - Specially calibrated for reverse osmosis system tanks. Scale from 1 to 20 PSI. Large scale reading over small PSI range allows optimum accuracy. Just like car tires lose air pressure, so does the bladder of your reverse osmosis water accumulator tank. Improper tank air pressure will cause your system to operate improperly. This is a must for all reverse osmosis system owners. Learn More

$24.99 Special Price $17.99 As low as $12.99

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Desal ® TFM-18/T112-18 RO reverse osmosis membrane # 1220188 GE Osmonics
Desal ® TFM-18 GE Osmonics - 18 GPD (gallons per day) TFC Style reverse osmosis membrane - Fits Standard Size Membrane Housing. # 1220188. Pentair ® / GE Osmonics ® 18 GPD Thin Film Reverse Osmosis Membrane Model # TFM-18 - Part # 1220188. THE DESAL TFM-18 HAS BEEN DISCONTINUED AND IS NO LONGER AVAILABLE. IF YOU ORDER THE DESAL TFM-18 YOU WILL RECEIVE THE T112-18. Learn More

$89.99 Special Price $49.99 As low as $39.99

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Dow Corning (Molykote) ® 111 6 gram O-ring Silicone Lubricant and Sealant - Be sure to lube your O-rings to help prevent leaks.
Dow Corning/Molykote ® 111 6 gram O-ring Silicone Lubricant and Sealant - 6 gram pillow pack. (like a ketchup packet) Great O-ring sealant and lubricant. FDA and NSF approved. (Do Not Use Petroleum Jelly As It May Break Down O-rings Or Housings) This is the same premium grade silicone sealant and lubricant used in underwater photography cameras, scuba gear and other underwater applications that simply can't afford leaks. Why not use the best for your reverse osmosis or drinking water filtration system?
Dow 111 Silicone MSDS Safety Sheet
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$5.99 Special Price $3.99 As low as $1.79

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Dow Filmtec ® TW30-1812-100 HR RO reverse osmosis membrane
Dow Filmtec ® TFC 100 GPD RO reverse osmosis membrane - standard size 1.75" X 11.75" Extra fast recovery and high production flow rate.
Learn How To Upgrade Your Reverse Osmosis Membrane Capacity
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$129.99 Special Price $84.99 As low as $59.99

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Dow Filmtec ® TW30-1812-24 RO reverse osmosis membrane # 93430
Dow Filmtec ® TW30-1812-24 24 GPD TFC RO reverse osmosis membrane - standard size 1.75" X 11.75" Part # 93430

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$89.99 Special Price $56.99 As low as $37.99

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Dow Filmtec ® TW30-1812-36 RO reverse osmosis membrane # 80719
Dow Filmtec ® TW30-1812-36 TFC 36 GPD RO reverse osmosis membrane - standard size 1.75" X 11.75" Part # 80719 Learn More

$99.99 Special Price $59.99 As low as $39.99

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Dow Filmtec ® TW30-1812-75 (BW60-1812-75) RO reverse osmosis membrane # 114731
Dow Filmtec ® TW30-1812-75 (BW60-1812-75) TFC 75 GPD RO reverse osmosis membrane - standard size 1.75" X 11.75" Part # 114731 Learn More

$119.99 Special Price $74.99 As low as $49.99

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Inline reverse osmosis membrane flow restrictor
Premium inline reverse osmosis membrane flow restrictor - Our in-line capillary flow restrictors are simple to install. Simply push the 1/4" poly tube firmly into the quick connectors and you are done. Be sure that you order the flow restrictor size to match your reverse osmosis membrane size. Arrow on side points toward the drain. Very simple to install. Learn More

$33.99 Special Price $19.99 As low as $14.99

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Omnipure ® CL-10RO-T/33 GAC Inline Water Filter
Omnipure ® CL-10RO-T/33 GAC - 10" X 2" Carbon Inline Replacement Post Water Filter - GAC (granular activated carbon) Acid Washed Carbon - Should be changed at least every 12 months. 25 per case, sold individually. Order a case and save even more. Learn More

$21.99 Special Price $11.99 As low as $9.49

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Inversion Tank Stand Reverse Osmosis System
Inversion Stand for Water Tank on Reverse Osmosis Systems
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$27.99 Special Price $17.99

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Chrome Air Gap Faucet - Long Reach GGN-FAUCET-AG-P
LONG REACH, AIR GAP FAUCET IN CHROME

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$39.99 Special Price $29.99

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4 Gallon Reverse Osmosis Tank GGN-Tank-4-Pro 3.2
4 Gallon Reverse Osmosis Tank GGN-Tank-4 Pro 3.2
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$79.99 Special Price $49.99

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4 Stage Standard Filter Change Kit - Grp
4 Stage Reverse Osmosis Filter Change Kit. Standard size replacement RO water filter cartridges for a standard 4 stage RO drinking water system.

(2) 5 Micron Sediment Pre Filters (change at least every 6 months)

(1) 10 Micron Carbon Block Pre Filter (change at least every 12 months)

(1) GAC Inline Post Filter (change at least every 12 months)

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Starting at $5.99

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GGN-10-2-Block Premium Quality Carbon Block Replacement Water Filter
10 Micron Premium Carbon Block Filter. Replaces KX Carbon Block Water Filter # 10-250-190-975 Compatible Replacement. The perfect carbon block for your standard reverse osmosis system. Extruded Carbon Block Water Filter. 9 3/4" long X 2 1/2" diameter OD X 1 1/4" diameter ID. 20 per case, sold individually. Order a case and save even more. GGN-10-2-BLOCK Learn More

$12.99 Special Price $9.99 As low as $7.79

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Learn to increase the GPD capacity size of your reverse osmosis membrane

Reverse osmosis membrane upgrade in GPD capacity

Replacement water faucets, water pumps, tanks, UV, drain saddles, o-rings, wrenches, valves, water accumulator tanks, fittings, TDS meters, water filters, reverse osmosis membrane sparts for reverse osmosis and pure water drinking systems. Buy online.

Water Chillers

Chiller Daddy Under Sink Water Chillers for RO reverse osmosis water purification systems - Chiller Daddy CHL-501 to replace Clover C12E. Low prices and fast shipping online since 1999.

Installation and Trouble ...

Installation and Trouble Shooting Guide

Faucets for RO Reverse ...

Replacement Air Gap Faucets For Reverse Osmosis RO Systems, Pure Water Systems And Water Coolers - TouchFlo Faucets

Leak Controllers

Leak Controller For Reverse Osmosis Systems, Refrigerators, Ice Makers and Coffee Machines - AquaGate

Tanks

Reverse Osmosis Storage Tanks - Water tanks for reverse osmosis drinking water systems. Low prices and fast shipping online since 1999. Millions sold.

Be sure to check our Parts Department for important parts such as TDS Testers For Reverse Osmosis Membranes, Replacement Tanks, O-rings , Filter Housing Wrenches, Faucets, Pumps, Fittings, UV Systems and more parts for your reverse osmosis pure water filtration system. View maintenance and servicing tips online at our Installation & Trouble shooting Guide.

* Puritron ® is the registered trademark of Puritron, the manufacturer of Puritron ® brand water treatment equipment. The replacement filters and membranes listed above are not manufactured or endorsed by Puritron. Rather, these filters and membranes are manufactured by other companies. While these filters and membranes are compatible for use in Puritron ® brand water treatment equipment, we make no representation as to whether using these filters and membranes is consistent with the warranty and specifications applicable to Puritron ® equipment.

Puritron Water Filters ®

Puritron ®* 4 Stage TFC Reverse Osmosis System Replacement Water Filters & RO Membranes

LONG REACH, AIR GAP FAUCET IN CHROME

4 Stage Reverse Osmosis Filter Change Kit. Standard size replacement RO water filter cartridges for a standard 4 stage RO drinking water system.

(2) 5 Micron Sediment Pre Filters (change at least every 6 months)

(1) 10 Micron Carbon Block Pre Filter (change at least every 12 months)

(1) GAC Inline Post Filter (change at least every 12 months)

Easy TDS Membrane Performence Calculator

See If It is Time To Replace Your Membrane

SEE OUR ONLINE HELP GUIDE

Featured Product

5 Stage Standard Filter Change Kit - Grp

GGN-FAUCET-DUAL-502 Hot and Cold Stainless Steel Dual Temp Drinking Water Faucet

UV-SS2 1 Gallon per Minute UV Ultraviolet Water Sterilizer

4 Stage Reverse Osmosis RO Pure Water System - Free Shipping *

Pentek RO-2550 RO 50 GPD 4 Stage Reverse Osmosis RO System

Chrome Air Gap Faucet - Long Reach GGN-FAUCET-AG-P

Omnipure Pacific UV ultraviolet water disinfecting lamp